Hackberry conglomerate
Subtitle: a new Nebraska rock
By: by Erwin Hinckey Barbour.
Series: Bulletin / Nebraska State Museum -- v. 1, no. 8; Bulletin (University of Nebraska State Museum) -- v. 1, no. 8.
Publisher: University of Nebraska
Published: 1925
Place of publication: [Lincoln]
Language: eng
Number of pages: 90
Subjects: Rocks -- Nebraska
Notes: Caption title.

"August, 1925."